/* wirral.ai — floating AI adviser + exit-intent layer
   Uses the same paper/ink/pine/copper tokens as the rest of the site. */

.asst {
  position: fixed;
  right: clamp(1rem, 2.2vw, 1.75rem);
  bottom: clamp(1rem, 2.2vw, 1.75rem);
  z-index: 220;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
  pointer-events: none;
}
.asst > * {
  pointer-events: auto;
}

/* ------------------------------------------------------------------ launcher */
.asst-fab {
  position: relative;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--color-primary) 55%, transparent);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: 0 10px 30px -8px color-mix(in srgb, var(--color-primary) 55%, transparent),
    0 2px 6px rgba(0, 0, 0, 0.12);
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.32s ease,
    background 0.24s ease;
}
.asst-fab:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 18px 42px -10px color-mix(in srgb, var(--color-primary) 65%, transparent),
    0 3px 8px rgba(0, 0, 0, 0.16);
}
.asst-fab:active {
  transform: translateY(-1px) scale(0.99);
}
.asst-fab:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}
.asst-fab-icon {
  display: grid;
  place-items: center;
  line-height: 0;
}

/* Slow breathing ring — signals "live" without shouting */
.asst-fab-pulse {
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--color-primary) 45%, transparent);
  animation: asstPulse 3.4s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}
@keyframes asstPulse {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  70% {
    transform: scale(1.55);
    opacity: 0;
  }
  100% {
    transform: scale(1.55);
    opacity: 0;
  }
}
.asst-fab-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #57d38f;
  border: 2px solid var(--color-primary);
  box-shadow: 0 0 0 0 rgba(87, 211, 143, 0.6);
  animation: asstDot 2.6s ease-in-out infinite;
}
@keyframes asstDot {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(87, 211, 143, 0.55);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(87, 211, 143, 0);
  }
}
.asst.is-open .asst-fab-pulse,
.asst.is-open .asst-fab-dot {
  display: none;
}
.asst.is-listening .asst-fab {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.asst.is-speaking .asst-fab-dot {
  background: var(--color-accent);
}

/* --------------------------------------------------------------------- nudge */
.asst-nudge {
  position: relative;
  max-width: 19rem;
  text-align: left;
  padding: 1rem 1.05rem 0.95rem;
  border-radius: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: 0 18px 44px -18px rgba(0, 0, 0, 0.28), 0 2px 6px rgba(0, 0, 0, 0.06);
  cursor: pointer;
  animation: asstNudgeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes asstNudgeIn {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.asst-nudge::after {
  content: '';
  position: absolute;
  right: 22px;
  bottom: -6px;
  width: 12px;
  height: 12px;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  transform: rotate(45deg);
}
.asst-nudge-t {
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.3;
  margin: 0 1.4rem 0.3rem 0;
  color: var(--color-text);
}
.asst-nudge-b {
  font-size: 0.83rem;
  line-height: 1.5;
  color: var(--color-text-muted);
  margin: 0 0 0.55rem;
}
.asst-nudge-go {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
}
.asst-nudge-x {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 0;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: 8px;
  opacity: 0.7;
}
.asst-nudge-x svg {
  width: 14px;
  height: 14px;
}
.asst-nudge-x:hover {
  opacity: 1;
  background: color-mix(in srgb, var(--color-text) 6%, transparent);
}

/* --------------------------------------------------------------------- panel */
.asst-panel {
  width: min(24.5rem, calc(100vw - 2rem));
  height: min(34rem, calc(100vh - 8rem));
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 34px 70px -26px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.08);
  transform-origin: bottom right;
  opacity: 0;
  transform: translateY(14px) scale(0.965);
  transition: opacity 0.26s ease, transform 0.34s cubic-bezier(0.16, 1, 0.3, 1);
}
.asst.is-open .asst-panel {
  opacity: 1;
  transform: none;
}

.asst-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 0.85rem 0.85rem 1rem;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  flex: none;
}
.asst-head-id {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
}
.asst-head h2 {
  font-family: var(--font-display);
  font-size: 0.97rem;
  line-height: 1.2;
  margin: 0;
  color: inherit;
  letter-spacing: -0.01em;
}
.asst-status {
  font-size: 0.72rem;
  margin: 0.1rem 0 0;
  opacity: 0.78;
  letter-spacing: 0.01em;
}
.asst-orb {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  flex: none;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, #ffffff 14%, transparent);
  position: relative;
}
.asst-orb svg {
  transition: transform 0.6s var(--ease-out);
}
.asst.is-listening .asst-orb svg,
.asst.is-speaking .asst-orb svg {
  animation: asstOrbSpin 4s linear infinite;
}
@keyframes asstOrbSpin {
  to {
    transform: rotate(360deg);
  }
}
.asst-orb i {
  display: none;
}
.asst-orb i:nth-child(1) {
  transform: translate(-7px, 0);
}
.asst-orb i:nth-child(2) {
  animation-delay: 0.22s;
}
.asst-orb i:nth-child(3) {
  transform: translate(7px, 0);
  animation-delay: 0.44s;
}
@keyframes asstOrb {
  0%,
  100% {
    opacity: 0.3;
    transform: translate(var(--x, 0), 0) scale(0.8);
  }
  50% {
    opacity: 1;
  }
}
.asst-orb i:nth-child(1) {
  --x: -7px;
}
.asst-orb i:nth-child(3) {
  --x: 7px;
}
.asst.is-listening .asst-orb i {
  animation-duration: 0.75s;
}

.asst-head-tools {
  display: flex;
  gap: 0.2rem;
  flex: none;
}
.asst-tool {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s ease, background 0.2s ease;
}
.asst-tool:hover {
  opacity: 1;
  background: color-mix(in srgb, #ffffff 14%, transparent);
}
.asst-tool[aria-pressed='true'] {
  opacity: 1;
  background: color-mix(in srgb, #ffffff 20%, transparent);
}
.asst-tool:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

/* ----------------------------------------------------------------------- log */
.asst-log {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1rem 0.95rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  scrollbar-width: thin;
}
.asst-msg {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  animation: asstMsgIn 0.42s cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes asstMsgIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.asst-msg--user {
  flex-direction: row-reverse;
}
.asst-av {
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  color: var(--color-primary);
  border: 1px solid color-mix(in srgb, var(--color-primary) 22%, transparent);
  margin-top: 2px;
}
.asst-msg--user .asst-av {
  background: color-mix(in srgb, var(--color-accent) 14%, transparent);
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 28%, transparent);
}
.asst-bub {
  max-width: 84%;
  padding: 0.6rem 0.8rem;
  border-radius: 13px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  font-size: 0.87rem;
  line-height: 1.58;
}
.asst-msg--user .asst-bub {
  background: color-mix(in srgb, var(--color-primary) 9%, var(--color-bg));
  border-color: color-mix(in srgb, var(--color-primary) 20%, transparent);
}
.asst-bub p {
  margin: 0 0 0.5rem;
}
.asst-bub p:last-child {
  margin-bottom: 0;
}
.asst-bub ul {
  margin: 0.3rem 0 0.5rem;
  padding-left: 1.05rem;
}
.asst-bub li {
  margin-bottom: 0.25rem;
}
.asst-bub strong {
  font-weight: 600;
  color: var(--color-text);
}
.asst-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.7rem;
}

.asst-dots {
  display: inline-flex;
  gap: 4px;
  padding: 3px 0;
}
.asst-dots i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-text-muted);
  animation: asstDots 1.15s ease-in-out infinite;
}
.asst-dots i:nth-child(2) {
  animation-delay: 0.16s;
}
.asst-dots i:nth-child(3) {
  animation-delay: 0.32s;
}
@keyframes asstDots {
  0%,
  100% {
    opacity: 0.25;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

/* --------------------------------------------------------------------- chips */
.asst-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.35rem 0.95rem 0;
  flex: none;
}
.asst-chip {
  font: inherit;
  font-size: 0.76rem;
  line-height: 1.35;
  padding: 0.38rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-muted);
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.asst-chip:hover {
  border-color: color-mix(in srgb, var(--color-accent) 55%, transparent);
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-accent) 7%, var(--color-bg));
}

/* ---------------------------------------------------------------------- form */
.asst-form {
  flex: none;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.4rem;
  align-items: end;
  padding: 0.7rem 0.95rem 0.45rem;
  border-top: 1px solid var(--color-border);
  margin-top: 0.7rem;
}
.asst-form textarea {
  font: inherit;
  font-size: 0.87rem;
  line-height: 1.5;
  resize: none;
  width: 100%;
  max-height: 120px;
  padding: 0.55rem 0.7rem;
  border-radius: 11px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
}
.asst-form textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--color-primary) 50%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 12%, transparent);
}
.asst-mic,
.asst-send {
  width: 38px;
  height: 38px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 11px;
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.asst-mic:hover,
.asst-send:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--color-primary) 45%, transparent);
}
.asst-send {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}
.asst-send:disabled {
  opacity: 0.45;
  cursor: default;
  transform: none;
}
.asst-mic[aria-pressed='true'] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  animation: asstMic 1.25s ease-in-out infinite;
}
@keyframes asstMic {
  0%,
  100% {
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-accent) 55%, transparent);
  }
  60% {
    box-shadow: 0 0 0 8px color-mix(in srgb, var(--color-accent) 0%, transparent);
  }
}
.asst-mic:focus-visible,
.asst-send:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.asst-foot {
  flex: none;
  font-size: 0.7rem;
  line-height: 1.45;
  color: var(--color-text-muted);
  margin: 0;
  padding: 0 0.95rem 0.7rem;
}
.asst-foot a {
  color: var(--color-accent);
}

/* ---------------------------------------------------------------- exit layer */
.exit {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}
.exit-scrim {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, #0b0d0b 74%, transparent);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 0.28s ease;
}
.exit.is-on .exit-scrim {
  opacity: 1;
}
.exit-card {
  position: relative;
  width: min(35rem, 100%);
  max-height: calc(100vh - 2.5rem);
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: clamp(1.5rem, 3.4vw, 2.4rem);
  box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.55);
  opacity: 0;
  transform: translateY(16px) scale(0.97);
  transition: opacity 0.3s ease, transform 0.42s cubic-bezier(0.16, 1, 0.3, 1);
}
.exit.is-on .exit-card {
  opacity: 1;
  transform: none;
}
.exit-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  border-radius: 20px 20px 0 0;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}
.exit-x {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 10px;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
}
.exit-x:hover {
  background: color-mix(in srgb, var(--color-text) 7%, transparent);
  color: var(--color-text);
}
.exit-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 0.55rem;
  font-weight: 600;
}
.exit-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 0.85rem;
  max-width: 22ch;
}
.exit-body p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0 0 0.7rem;
  max-width: 46ch;
}
.exit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.35rem;
}
.exit-note {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin: 0.9rem 0 0;
}
.exit-dismiss {
  font: inherit;
  font-size: 0.8rem;
  margin-top: 1.15rem;
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  opacity: 0.75;
}
.exit-dismiss:hover {
  opacity: 1;
  color: var(--color-text);
}
html.exit-locked,
html.exit-locked body {
  overflow: hidden;
}

/* --------------------------------------------------------------- responsive */
@media (max-width: 700px) {
  .asst {
    right: 0.85rem;
    /* clears the sticky mobile action bar */
    bottom: calc(4.6rem + env(safe-area-inset-bottom, 0px));
  }
  .asst-fab {
    width: 56px;
    height: 56px;
  }
  .asst-panel {
    width: calc(100vw - 1.7rem);
    height: min(30rem, calc(100vh - 11rem));
  }
  .asst-nudge {
    max-width: calc(100vw - 1.7rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .asst-fab-pulse,
  .asst-fab-dot,
  .asst-orb i,
  .asst-dots i,
  .asst-mic[aria-pressed='true'] {
    animation: none !important;
  }
  .asst-panel,
  .asst-nudge,
  .asst-msg,
  .exit-card,
  .exit-scrim {
    transition: none !important;
    animation: none !important;
    transform: none !important;
    opacity: 1;
  }
}

/* ---------------------------------------------------------------------------
   [hidden] must win over the display values above, otherwise these fixed
   full-viewport layers stay in the hit-test path and swallow every click. */
.asst-panel[hidden],
.asst-nudge[hidden],
.exit[hidden],
.asst-fab-icon[hidden],
.asst-tool[hidden],
.asst-mic[hidden] {
  display: none !important;
}

/* The panel opens above the launcher, and the launcher stays put. */
.asst-panel {
  order: -1;
}
.asst-nudge {
  order: -2;
}